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    • GORE-TEX® INFINIUM<sup>TM</sup> 10 denier shell is durably weather resistant
    • alternate::Model is 6' 1" and wears size large
    • alternate::Full Dome HC hood with EXL elasticated lining
    • alternate::EXL system incorporated into back of jacket prevents cold spot
    ME-004397

    Gasherbrum Jacket

    Regular price £625.00
    Our warmest down insulated jacket. The Gasherbrum offers incredible warmth for its weight and compressibility and is repeatedly sought after for the longest Polar journeys and demanding climbs at the highest altitudes.
    • Ideal for: Expedition & Polar, Mountaineering
    • Weight: 790g/1 lbs 11.9ozs
    Select Colour Me-01589 Mango
    Size
    • Free Express Delivery on all orders until Monday 4th December.
    • Hassle free returns within 30 days. Learn more

    Gasherbrum Jacket

    With 360g of the highest quality down fill full box wall construction a highly weather resistant WINDSTOPPER® shell and a total weight of only 790g the Gasherbrum is a specialist piece ideally suited to the longest Polar journeys and alpine style climbing on the world's highest peaks.

    Technical Details

    Features

    • Windproof, Breathable and Water Resistant; WINDSTOPPER® outer layer keeps you protected and comfortable
    • European Goose Down insulation; Exceptional warmth to weight ratio, highly compressible and durable
    • Box Wall baffle construction with elasticated stitching in main body maximises down loft and minimises cold spots
    • Mountain HC Insulated Hood is fully adjustable with two frontal adjusters and can be worn with a climbing helmet.
    • Stiffened hood visor maintains field of vision even in high winds or when wearing glasses / goggles
    • 2 outer hand pockets, positioned to be accessible when carrying a pack or wearing a climbing harness and large enough to store gloves etc.
    • Inner cargo mesh pocket for water bottle with drinks tube retainer plus stretch mesh pocket for gloves or accessories
    • Packs away into small stuff-sack (included)
    • Built to last. Backed up by our Product Lifetime Guarantee.
    • Designed and developed in the UK. Manufactured by a Fair Wear Foundation audited factory in China.

    Specifications & Materials

    CONSTRUCTION

    • Box Wall baffles
    • 10cm baffle height
    • Integrated EXL® stitching
    • Internal offset centre front zip baffle with fastener
    • External centre front zip baffle with Velcro® fasteners

    MATERIALS

    • Shell: WINDSTOPPER® by GORE-TEX LABS 10D / 42gsm. 100% Polyamide 6.6 with ePTFE membrane
    • Lining: Z-Grav 10D / 28 gsm. 100% Polyamide
    • Fill: European 800 fill 90-10 Goose Down (360g Size Large)

    POCKETS

    • Hand Pockets - WINDSTOPPER® anti-snag draft backer
    • Inner Pocket - Stretch Mesh
    • Inner Pocket - Cargo Mesh

    HOOD

    • Mountain HC Insulated Hood
    • Stiffened Visor
    • Internal hood cord routing
    • External Duraflex® cord locks
    • Integrated EXL® stitching

    CUFFS & SLEEVES

    • Pre-shaped sleeves
    • Elasticated cuff with Velcro® fastener

    HEM

    • Adjustable – drawcord pullers (2)
    • Dual-tether hem drawcords won't snag
    • Drop Rear Hem
    • WINDSTOPPER® anti-wick lining

    ZIPS

    • Centre Front: YKK® #5 VISLON® zipper with 2-way non-locking slider
    • Pockets: YKK® #5 VISLON® zipper with non-locking slider
    • Inner Pocket: YKK® #3 reversed coil zipper non-locking slider

    PERFORMANCE

    • Hydrostatic Head: 28,000mm (ISO 811)
    • Breathability: RET <6m2Pa/W (ISO 11092)

    Impact

    MATERIALS

    Lining – 100% Recycled

    DWR

    Fluorine Based DWR

    COMPLIANCE

    • Down insulation comes from DOWN CODEX® audited source
    • Down supply chain is RDS 3.0 certified

    MEMBERSHIPS

    • Mountain Equipment is an ISO 9001 certified company
    • Mountain Equipment is a member of Fair Wear Foundation

    PACKAGING

    • Supplied in 100% recycled plastic bag
    • Swing Ticket printed on FSC approved paper sourced from sustainable sources

    PRODUCTION

    • Produced in a Fair Wear audited factory by Toray International in China

    Our Guarantee

    Everything we make is fully guaranteed to the original purchaser against defects in components, materials and workmanship for the reasonable life of the product. If the product is found to be defective before use, or fails during use for one of these reasons we will repair or replace it at our own discretion. Find out more.

    Wash & Care

    WASHING

    • Hand wash or Machine wash at 30 using specialist down cleaner. See our care pages for more information.

    DRYING

    • Tumble Dry Cool. See our care pages for more information.

    STORAGE

    • Store in cool, dry place away from direct sunlight
    • Down 800
      Our finest goose down. Sourced from Ukraine, with an actual minimum down cluster content of 90% and individually tested at the point of filling to ensure a minimum fill power...

      Our finest goose down. Sourced from Ukraine, with an actual minimum down cluster content of 90% and individually tested at the point of filling to ensure a minimum fill power of 800. DOWN CODEX approved.

    • Fair Wear
      As a member of Fair Wear, Mountain Equipment is committed to implementing the highest standards of working conditions.

      As a member of Fair Wear, Mountain Equipment is committed to implementing the highest standards of working conditions.

    • GORE-TEX WINDSTOPPER®
      GORE-TEX WINDSTOPPER® fabrics combine multilayer membrane technology with high performance fabrics to produce materials that are windproof, highly breathable and extremely resistant to rain and snow. Weather resistance, protection and...

      GORE-TEX WINDSTOPPER® fabrics combine multilayer membrane technology with high performance fabrics to produce materials that are windproof, highly breathable and extremely resistant to rain and snow. Weather resistance, protection and comfort are the WIND

    Buying guide

    In the mountains, what you wear makes a big difference. To help you pick the right products for your chosen discipline we've created our guides, to help you stay protected from all the mountains can throw at you.

    Learn more